| Properties description | Reference |
| Hydrophilicity value | Hopp-Woods (1981) |
| Mean polarity | Radzicka-Wolfenden (1988) |
| Isoelectric point | Zimmerman et al. (1968) |
| Refractivity | McMeekin et al. (1964) |
| Average flexibility indices | Bhaskaran-Ponnuswamy (1988) |
| Average volume of buried residue | Chothia (1975) |
| Electron-ion interaction potential values | Cosic (1994) |
| Transfer free energy to surface | Bull-Breese (1974) |
| Consensus normalized hydrophobicity | Eisenberg (1984) |